AppleWatch

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1. The ECG app is available on AppleWatchSeries4 and later (excluding AppleWatchSE models) and can generate an ECG similar to a single-lead electrocardiogram. Intended for use by people 22 years old or older.
2. Irregular rhythm notification requires the latest version of watchOS and iOS. It is not intended for use by people under 22 years old or those who have been previously diagnosed with atrial fibrillation (AFib).
3. The Vitals app is for wellness purposes only and not for medical use.
4. The temperature sensing feature is not intended for medical use. Temperature sensing is available only on AppleWatchSeries8 and later, AppleWatchSE3, and all AppleWatchUltra models.
5. Blood Oxygen app is for wellness purposes only and not for medical use.
6. The Cycle Tracking app should not be used for birth control or to diagnose a health condition.
7. AppleWatchSE3 and AppleWatchSeries11 have a water resistance rating of 50 meters under ISO standard 22810:2010. This means that they may be used for shallow-water activities like swimming in a pool or ocean. AppleWatchSE3 and AppleWatchSeries11 should not be used for scuba diving, waterskiing, or other activities involving high-velocity water. AppleWatchUltra3 has a water resistance rating of 100 meters under ISO standard 22810:2010 and may be used for high speed water sports and recreational scuba diving (with compatible third-party app from the AppStore) to 40 meters. It should not be used for diving below 40 meters. Water resistance is not a permanent condition and can diminish over time. For additional information, see support.apple.com/en-om/109522.
8. AppleWatchSeries11 and AppleWatchUltra3 are rated IP6X dust resistant.
9. Emergency SOS requires a cellular connection or Wi-Fi calling with an internet connection from your AppleWatch or nearby iPhone. You can use cellular models of AppleWatch to make an emergency call in many locations, provided that cellular service is available. Some cellular networks may not accept an emergency call from your AppleWatch if your Apple Watch isnt activated, if it isnt compatible with or configured to operate on a particular cellular network, if it isnt set up for cellular service, or if the cellular network does not support emergency calling over IMS. See support.apple.com/en-om/108374 and apple.com/om/watch/cellular for more information.
10. When angled away from the user as compared with AppleWatchUltra or Ultra2.
11. Multi-day battery life including sleep tracking is based on the following use: 600 time checks, 180 notifications, 30 minutes of app use, a 60-minute workout with music playback from AppleWatch via Bluetooth, and 6 hours of sleep tracking over the course of 42 hours; AppleWatchUltra3 usage includes a total of 8 hours of cellular connection and 34 hours of connection to iPhone via Bluetooth over the course of 42 hours. Battery life in LowPowerMode including sleep tracking is based on the following use: 900 time checks, 270 notifications, 45 minutes of app use, two 60-minute workouts with music playback from AppleWatch via Bluetooth, and 18 hours of sleep tracking over the course of 72 hours; AppleWatchUltra3 usage includes on-demand cellular connection and 60 hours of connection to iPhone via Bluetooth over the course of 72 hours. Testing conducted by Apple in July and August 2025 using preproduction AppleWatchUltra3 paired with an iPhone; all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results willvary.
12. GPS performance was evaluated based on route map accuracy in challenging urban environments for outdoor running and walking workouts. Comparison made against industry leading dual-frequency GPS sports watches commercially available at the time of testing in August 2025.
13. Wireless service plan required for cellular service. Contact your service provider for more details. Connection may vary based on network availability. Check apple.com/om/watch/cellular for participating wireless carriers and eligibility. See support.apple.com/en-om/HT207578 for additional setup instructions.
14. AppleMusic requires a subscription.
15. Only available with select partners and locations, and requires eligible device and OS version.

• A subscription is required for Oceanic+. Available on the AppStore. AppleWatchSeries11 supports snorkeling to 6m; AppleWatchUltra3 supports recreational scuba diving to 40m. Always follow diving protocols and dive with a companion and have a secondary device.
• AppleWatchUltra3, AppleWatchSeries11, and AppleWatchSE3 require iPhone11 or later with iOS26 or later.
• Features are subject to change. Some features, applications, and services may not be available in all regions or all languages. View complete list.
• Bands are subject to availability.
• To use ApplePay you need a supported card from a participating card issuer. To check if your card is compatible with ApplePay, contact your card issuer.
• ApplePay is not available in all markets. View ApplePay countries and regions.